<template>
  <div>

    <!-- 跳转 声明式跳转 router-link -->
    <app-header v-if="bNav"></app-header>
    <!-- 展示区  ~~ router-view -->
    <nuxt />
  </div>
</template>
<script>
import AppHeader from './app-header'
export default {
  name:'default',
  // middleware:'auth',//页面层级中间件定义
  middleware({store,route,redirect,params,query}){
    //context 服务端上下文
    //全局守卫前置业务
    //store 状态树信息
    //route 一条目标路由信息
    // redirect 强制跳转
    //params,query 校验参数合理性
    // console.log('middleware layouts 全局守卫前置业务')
    // redirect('/reg')
    // console.log('middleware layouts')
  },

  data(){
    return {
      bNav:true
    }
  },
  watch:{
    $route:{
      immediate:true,
      handler(route){
        if(/login|reg/.test(route.path)){
          this.bNav=false;
        }else{
          this.bNav=true;
        }
      }
    }
  },
  components:{AppHeader}
}
</script>

<style>
html {
  font-family: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI',
    Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  word-spacing: 1px;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  box-sizing: border-box;
}

*,
*:before,
*:after {
  box-sizing: border-box;
  margin: 0;
}

.button--green {
  display: inline-block;
  border-radius: 4px;
  border: 1px solid #3b8070;
  color: #3b8070;
  text-decoration: none;
  padding: 10px 30px;
}

.button--green:hover {
  color: #fff;
  background-color: #3b8070;
}

.button--grey {
  display: inline-block;
  border-radius: 4px;
  border: 1px solid #35495e;
  color: #35495e;
  text-decoration: none;
  padding: 10px 30px;
  margin-left: 15px;
}

.button--grey:hover {
  color: #fff;
  background-color: #35495e;
}
</style>
